I do like the stamps:
Vancouver Aquarium 1956-2006 (Issued: 15-06-2006)
"The marvels of marine life"
..But for me those wonderful creatures don't belong in an aquarium.:(
And New Brunswick stamp 200th Issue.
In 1891, the trio of Jung, Koch and Quentell made their name in the world of education with beautifully designed biology diagrams.
Reprinted Mid-centery by a collection German firms, these charts have become a classic fixture in many science classroom. (Date of publicing 1968)